Gain control of a power amplifier

Details Gain control of a power amplifier Gain control of a power amplifier

2006-11-21

2006-11-21

Nguyen, Khanh Van (Department: 2817)

Amplifiers

With control of power supply or bias voltage

With control of input electrode or gain control electrode bias

C330S278000, C330S285000, C330S297000

Reexamination Certificate

active

07138863

ABSTRACT:
The present invention presents an improved power control scheme for RF power amplifiers. The gain control signal used to control the power amplifier is subjected to pre-distortion (Hpre) before being supplied to the power amplifier, in order to reduce variations in control loop gain.

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Global System for Mobile Communications, Digital cellular telecommunications system (Phase2+) Radio transmission and reception., GSM 05.50 Version 8.5.1 Release 1999.

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